Did Neanderthal man use penicillin and painkillers? They overlapped with modern humans for thousands of years. We now know we interbread with Neanderthals. From genetic sequencing by 23andme.com, I even know my own percentage of Neanderthal ancestry. They had bigger brains, they were much stronger than modern humans, and better immune systems and eyesight.

via Neanderthal used antibiotics and pain meds — True Strange Library